The blood sugar concentration or blood glucose level is the amount of glucose (sugar) present in the blood of a human or animal. The body naturally tightly regulates blood glucose levels as a part of metabolic homeostasis. Glucose is the primary source of energy for the body's cells, and blood lipids (in the form of fats and oils) are primarily a compact energy store.
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3

hard to judge:
Your glucose level after a meal varies with what you ate, how fast, the speed of your GI tract at digestion, etc. It is hard to comment on that value, although i would not think an apple would get you to 126. If you are testing your sugars because you have diabetes, or are worried about diabetes, best to check fasting and pre-meal, and also follow your a1c.
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4

If you don't:
Have diabetes, your body will do it for you. If you have diabetes, it will gradually return to it's prior levels. The only way to solve this problem is not to start eating the candy in the first place. Otherwise, there is nothing you need to do.
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9

Needs evaluation:
I assume you do not have diabetes or are on a diabetic medication. The first thing to do is to check your sugar when you think it may be low. Most people who think they have low sugar because of various symptoms, do not actually have a low sugar causing those symptoms. Occasionally one can have reactive hypoglycemia, where eating something sweet can cause a low sugar a few hours later.
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10

What did you eat?:
If your blood sugar is confirmed low within a few hours of a meal, it often suggests that a high sugar or starchy meal was ingested without protein. It is commonly seen in the teenage girl who only eats chips and sugared soda for lunch and in people with Insulin resistance who may have diabetes or prediabetes. Also ifpatients take too much Insulin or don't eat enough protein after taking insulin.
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